Finding the Fourth Proportional to 10,111.32, 13,949.82 and 6,577.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,111.32 : 13,949.82 = 6,577.56 : x
2. Step 2: Convert to fraction form
   10,111.32/13,949.82 = 6,577.56/x
3. Step 3: Cross multiply
   10,111.32x = 13,949.82 × 6,577.56
4. Step 4: Simplify right side
   10,111.32x = 91,755,778.04
5. Step 5: Solve for x
   x = 91,755,778.04/10,111.32
6. Step 6: Final answer
   x = 9,074.56